Texas Instruments

LP3965ES-3.3  

Linear & Switching Voltage Regulators

LP3965ES-3.3 Description

The LP3965ES-3.3 is a high-performance linear regulator from Texas Instruments, designed to provide a stable 3.3V output voltage with a maximum output current of 1.5A. This regulator is housed in a DDPAK package, making it suitable for surface mount applications. It features a maximum input voltage of 7V and a dropout voltage of 0.55V at 1.5A, ensuring efficient operation even at high load currents. The LP3965ES-3.3 also includes an enable control feature, allowing for precise power management and control. With a quiescent current of 9 mA and a supply current of up to 15 mA, this regulator is optimized for low power consumption while maintaining high performance. The device is RoHS3 compliant and REACH unaffected, ensuring environmental compliance and safety.

LP3965ES-3.3 Features

• Fixed Output Voltage: The LP3965ES-3.3 provides a stable 3.3V output voltage, making it ideal for applications requiring a consistent power supply.
• High Output Current: With a maximum output current of 1.5A, this regulator can support a wide range of high-current applications.
• Low Dropout Voltage: The maximum dropout voltage of 0.55V at 1.5A ensures efficient operation and minimal power loss, even under heavy load conditions.
• Enable Control Feature: The enable control feature allows for precise power management, enabling the regulator to be turned on or off as needed.
• Protection Features: The LP3965ES-3.3 includes over-current, over-temperature, and short-circuit protection, ensuring robustness and reliability in various operating conditions.
• Low Quiescent Current: The quiescent current of 9 mA and a maximum supply current of 15 mA contribute to low power consumption, making it suitable for energy-efficient designs.
• Environmental Compliance: The device is RoHS3 compliant and REACH unaffected, ensuring it meets the latest environmental standards.

LP3965ES-3.3 Applications

The LP3965ES-3.3 is well-suited for a variety of applications where a stable and efficient power supply is required. Its high output current and low dropout voltage make it ideal for:

• Consumer Electronics: Providing a stable power supply for devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Ensuring reliable power management in industrial control systems, sensors, and actuators.
• Telecommunications: Supporting stable power delivery in base stations, routers, and other communication equipment.
• Automotive Systems: Offering efficient power regulation for electronic control units (ECUs) and other automotive electronics.
• Medical Devices: Ensuring reliable and stable power supply for medical equipment and monitoring devices.

Conclusion of LP3965ES-3.3

The LP3965ES-3.3 from Texas Instruments is a versatile and high-performance linear regulator, offering a stable 3.3V output voltage with a maximum output current of 1.5A. Its low dropout voltage, enable control feature, and comprehensive protection mechanisms make it a reliable choice for a wide range of applications. The device's environmental compliance and low power consumption further enhance its appeal in modern electronic designs. Whether used in consumer electronics, industrial equipment, telecommunications, automotive systems, or medical devices, the LP3965ES-3.3 provides a robust and efficient power management solution.

LP3965ES-3.3 Documents

Download datasheets and manufacturer documentation for LP3965ES-3.3

Datasheets :

LP3962, LP3965 Datasheet      

PCN Obsolescence/ EOL :

EOL 18/Sept/2023      

HTML Datasheet :

LP3962, LP3965 Datasheet